/* eslint-disable vue/no-unused-vars */
<template>
  <div>
    <!-- 面包屑导航区域 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>

    <!-- 卡片视图 -->
    <el-card class="box-card">
      <!-- 搜索与添加区域 -->
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getUserList">
            <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="addDialogVisible = true">添加用户</el-button>
        </el-col>
      </el-row>
      <!-- 用户列表区域 -->
      <el-table :data="userList" border stripe>
        <el-table-column label="#" type="index"></el-table-column>
        <el-table-column prop="username"  label="姓名"></el-table-column>
        <el-table-column prop="email"  label="邮箱"></el-table-column>
        <el-table-column prop="mobile"  label="电话"></el-table-column>
        <el-table-column prop="role_name"  label="角色"></el-table-column>
        <el-table-column prop="mg_state"  label="状态">
          <template slot-scope="scope">
            <el-switch
              v-model="scope.row.mg_state"
              @change="userStateChange(scope.row)">
          </el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作" width="200px">
          <template slot-scope="scope">
            <!-- 修改按钮 -->
            <el-button type="primary" icon="el-icon-edit" size="mini" @click="showEditDialog(scope.row.id)"></el-button>
            <!-- 删除按钮 -->
            <el-button type="danger" icon="el-icon-delete" size="mini" @click="showDeleteMessage(scope.row.id)"></el-button>
            <!-- 分配角色按钮 -->
            <el-tooltip :enterable="false" content="分配角色" placement="top" effect="dark">
              <el-button type="warning" icon="el-icon-setting" size="mini" @click="setRole(scope.row)"></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页区域 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="this.queryInfo.pagenum"
        :page-sizes="[1, 2, 3, 4]"
        :page-size="this.queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="this.total">
      </el-pagination>
    </el-card>
    <!-- 添加用户的对话框 -->
    <el-dialog
      title="添加用户"
      :visible.sync="this.addDialogVisible"
      width="50%"
      :before-close="handleClose"
      @close="addDialogClose">
      <el-form :model="addForm" :rules="addFormRules" ref="addFormRef">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="电话" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <!-- 底部区域 -->
      <span slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
    </el-dialog>
    <!-- 编辑用户对话框 -->
    <el-dialog title="编辑用户信息" :visible.sync="editDialogVisible" width="50%" @close="editDialog">
      <el-form :model="editForm" :rules="editFormRules" ref="editFormRef" label-width="70px">
        <el-form-item label="用户名">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="电话" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <el-button @click="editDialogVisible = false">取 消</el-button>
      <el-button type="primary" @click="editUser">确 定</el-button>
    </el-dialog>
    <!-- 分配角色的对话框 -->
    <el-dialog title="分配角色" :visible.sync="setDialogVision" width="50%" @close="setDialogClose">
      <div>
        <p>当前的用户: {{userInfo.username}}</p>
        <p>当前的角色: {{userInfo.role_name}}</p>
        <p>分配新角色:
          <el-select v-model="selectedRoleId" placeholder="请选择">
            <el-option v-for="item in rolesList" :key="item.id" :label="item.roleName" :value="item.id">

            </el-option>
          </el-select>
        </p>
      </div>
      <span slot="footer">
        <el-button @click="setDialogVision = false">取 消</el-button>
      <el-button type="primary" @click="saveRoleInfo">确 定</el-button>
      </span>
    </el-dialog>
    <!-- 删除用户信息 -->
    <template>
      <el-button type="text" @click="deleteDialogVisible = true"></el-button>
    </template>
  </div>
</template>

<script>
export default {
  data () {
    // 邮箱的验证规则
    var checkEmail = (rule, value, cb) => {
      // 验证邮箱的正则
      const regEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+([a-zA-Z0-9_-])+/
      if (regEmail.test(value)) {
        // 合法邮箱
        return cb()
      }
      cb(new Error('请输入合法的邮箱'))
    }
    // 手机号的验证规则
    var checkMobile = (rule, value, cb) => {
      // 验证手机的正则
      const regMobile = /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/
      if (regMobile.test(value)) {
        // 合法邮箱
        return cb()
      }
      cb(new Error('请输入合法的手机号'))
    }
    return {
      // 获取用户列表的参数对象
      queryInfo: {
        query: '',
        // 当前页数
        pagenum: 1,
        // 每页数量
        pagesize: 2
      },
      userList: [],
      total: 0,
      // 对话框显示状态
      addDialogVisible: false,
      editDialogVisible: false,
      deleteDialogVisible: false,
      setDialogVision: false,
      addForm: {
        username: '',
        password: '',
        email: '',
        mobile: ''
      },
      addFormRules: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { min: 5, max: 12, message: '长度在 5 到 12 个字符', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
        ],
        email: [
          { required: true, message: '请输入邮箱', trigger: 'blur' },
          { validator: checkEmail, trigger: 'blur' }
        ],
        mobile: [
          { required: true, message: '请输入手机号', trigger: 'blur' },
          { validator: checkMobile, trigger: 'blur' }
        ]
      },
      // 查询到的用户信息对象
      editForm: { },
      // 编辑表单验证对象
      editFormRules: {
        email: [
          { required: true, message: '请输入邮箱', trigger: 'blur' },
          { validator: checkEmail, trigger: 'blur' }
        ],
        mobile: [
          { required: true, message: '请输入手机号', trigger: 'blur' },
          { validator: checkMobile, trigger: 'blur' }
        ]
      },
      // 需要被分配角色的用户信息
      userInfo: {},
      // 所有角色的数据列表
      rolesList: {},
      // 已选中的角色id值
      selectedRoleId: ''
    }
  },
  created () {
    this.getUserList()
  },
  methods: {
    // 获取用户数据
    async getUserList () {
      const result = await this.$http.get('users', {
        params: this.queryInfo
      })
      if (result.data.meta.status !== 200) {
        return this.$message.error('获取用户列表失败!')
      }
      this.userList = result.data.data.users
      this.total = result.data.data.total
    },
    // 监听pagesize事件发生
    handleSizeChange (newSize) {
      this.queryInfo.pagesize = newSize
      // 重新获取数据
      this.getUserList()
    },
    // 监听当前页发生改变
    handleCurrentChange (newPage) {
      this.queryInfo.pagenum = newPage
      // 重新获取数据
      this.getUserList()
    },
    // 监听用户状态
    async userStateChange(userInfo) {
      const res = await this.$http.put(`users/${userInfo.id}/state/${userInfo.mg_state}`)
      if (res.data.meta.status !== 200) {
        userInfo.mg_state = !userInfo.mg_state
        return this.$message.error('更新用户状态失败')
      }
      this.$message.success('更新用户状态成功')
    },
    // 重置对话框
    addDialogClose () {
      this.$refs.addFormRef.resetFields()
    },
    // 关闭对话框
    handleClose () {
      this.addDialogVisible = false
    },
    // 点击按钮,添加新用户
    addUser () {
      this.$refs.addFormRef.validate(async valid => {
        if (!valid) {
          return false
        }
        // 可以正常添加用户
        const userStr = await this.$http.post('users', this.addForm)
        if (userStr.data.meta.status !== 201) {
          return this.$message.error('添加用户失败')
        }
        this.$message.success('添加用户成功')
        this.addDialogVisible = false
        this.getUserList()
      })
    },
    // 展示编辑用户对话框
    async showEditDialog (id) {
      const dialogStr = await this.$http.get('users/' + id)
      if (dialogStr.data.meta.status !== 200) {
        return this.$message.error('查询用户信息失败')
      }
      this.editForm = dialogStr.data.data
      this.editDialogVisible = true
      this.$message.success('查询用户信息成功')
    },
    // 修改用户信息的关闭事件
    editDialog () {
      this.$refs.editFormRef.resetFields()
    },
    // 修改用户信息事件
    editUser () {
      this.$refs.editFormRef.validate(async valid => {
        if (!valid) {
          return false
        }
        // 可以修改添加用户
        const editStr = await this.$http.put('users/' + this.editForm.id,
          {
            email: this.editForm.email,
            mobile: this.editForm.mobile
          })
        console.log(editStr)
        if (editStr.data.meta.status !== 200) {
          return this.$message.error('修改用户信息失败')
        }
        this.getUserList()
        this.editDialogVisible = false
        this.$message.success('修改用户信息成功')
      })
    },
    // 点击按钮,弹窗出现,根据id删除相应用户
    async showDeleteMessage (id) {
      this.deleteDialogVisible = true
      const delStr = await this.$confirm('此操作将永久删除该用户信息, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).catch(err => err)
      // 确认删除返回字符串confirm
      // 取消删除返回字符串cancel
      if (delStr !== 'confirm') {
        return this.$message.info('取消删除')
      }
      const delMes = await this.$http.delete('users/' + id)
      if (delMes.data.meta.status !== 200) return this.$message.error('删除失败')
      this.getUserList()
      this.$message.success('删除成功')
    },
    // 展示分配对话框
    async setRole (userInfo) {
      console.log(22)
      this.userInfo = userInfo
      // 展示对话框之前,获取所有角色列表
      const { data: res } = await this.$http.get('roles')
      if (res.meta.status !== 200) {
        return this.$message.error('获取角色列表失败！')
      }

      this.rolesList = res.data

      this.setDialogVision = true
    },
    // 点击按钮 分配角色
    async saveRoleInfo () {
      if (!this.selectedRoleId) {
        return this.$message.error('请选择扼要分配的角色')
      }
      const { data: res } = await this.$http.put(`users/${this.userInfo.id}/role`,
        {
          rid: this.selectedRoleId
        }
      )
      if (res.meta.status !== 200) {
        return this.$message.error('分配角色失败')
      }
      this.$message.success('分配成功')
      this.getUserList()
      this.setDialogVision = false
    },
    // 关闭对话框
    setDialogClose () {
      this.setDialogVision = false
      this.selectedRoleId = ''
      this.userInfo = {}
    }
  }
}
</script>

<style lang="less" scoped></style>
